Joker Cup is an unlockable cup F-Zero X. Its unlocked after beating the Jack, King, and Queen Cups on Expert Difficulty. Like the other cups it folows the cards theme. In this case, it is named for it absolute difficulty as the "trump card" of the game and all of its tracks either feature many twists and turns or sharp turns. Clearing this cup on 1st will play the credits scene and unlock the final X Cup.